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Audio · Released Nov 2025

Supertone Supertonic TTS

On-device English text-to-speech that runs entirely in the app, with ten preset voices and no API key.

Supertonic TTS is an open-weight audio model from Supertone. It generates audio from a text prompt. It runs entirely on your own hardware through Hugging Face: no API key and no per-use fees.

Modality
Audio
Available on
Model ID
hf:onnx-community/Supertonic-TTS-ONNX
Supported OS
macOSWindowsLinux
Minimum machine configuration
4 GB RAM · CPU · English
Download size · ~0.3 GB
Specs
Released
10 months ago (Nov 2025)
Pricing
Free, runs on your hardware
About the creator

Supertone

Supertone is a Seoul voice-AI company whose Supertonic text-to-speech models are exported to ONNX and built to run entirely on the user's own device.

supertone.ai

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